Seagate Constellation ES 500 GB

A 500GB 3.5" HDD on the SAS 6.0 Gb/s interface. Sequential throughput tops out at 550 MB/s reads and 520 MB/s writes, backed by 64MB of cache. At roughly $0.18 per gigabyte it sits in the mid-range tier. At $89.99 it sits in the mid-range drive bracket.

Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current drive prices across retailers. Warranty coverage follows Seagate's standard policy — confirm regional terms on the listing. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.